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2012 GMC Truck Sierra 3500HD Regular Cab 2WD
The 2012 Sierra 3500HD Regular Cab 2WD is a 2-door, 3-passenger full size pickup, available in 4 trims, ranging from the Work Truck Long Box SRW to the SLE Long Box DRW.
Upon introduction, both trims are equipped with a standard 6.0-liter, V8, 322-horsepower, flexible fuel engine. A 6-speed automatic transmission with overdrive is standard. See more... See Less